WUCN11 CWTO 192340
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 7:40 P.M. EDT TUESDAY 19 MAY 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY
      NEWMARKET - GEORGINA - NORTHERN YORK REGION
      UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION
      LINDSAY - SOUTHERN KAWARTHA LAKES
      FENELON FALLS - BALSAM LAKE PARK - NORTHERN KAWARTHA LAKES.

YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
      INNISFIL - NEW TECUMSETH - ANGUS
      ORILLIA - LAGOON CITY - WASHAGO.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 9:36 P.M. EDT.

AT 7:39 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS AND HEAVY 
RAIN.

THUNDERSTORM LOCATION: 
DUNSFORD TO SONYA TO ZEPHYR 

MOTION: MOVING EAST AT 50 KM/H 

HAZARDS: 
WIND: DAMAGING (90 - 100 KM/H) 
RAIN: HEAVY (15 - 40 MM) 

LOCATIONS IN THE PATH: 
KAWARTHA LAKES 
CANNINGTON 
LINDSAY 
MOUNT ALBERT 
CURVE LAKE 
UXBRIDGE 
OMEMEE 
PETERBOROUGH

DRIVING CONDITIONS WILL LIKELY BE DIFFICULT. LOCAL UTILITY OUTAGES 
ARE LIKELY. DAMAGE TO ROOFS, FENCES, SOFT SHELTERS OR TREES IS 
LIKELY. SEVERE THUNDERSTORM WARNINGS ARE ISSUED WHEN IMMINENT OR 
OCCURRING THUNDERSTORMS ARE EXPECTED TO PRODUCE DAMAGING HAIL, WIND 
OR RAIN. 

EMERGENCY MANAGEMENT ONTARIO RECOMMENDS THAT YOU TAKE COVER 
IMMEDIATELY IF THREATENING WEATHER APPROACHES. 

PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY 
ENVIRONMENT CANADA. 

TO REPORT SEVERE WEATHER IN ONTARIO, SEND AN EMAIL TO 
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM. 

FOR MORE INFORMATION: 
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.

HTTP://WEATHER.GC.CA

END/OSPC